Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lt-ultra.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 00:41:23 UTC · ↺ Refresh
MX Hostnames
- ltultra-com0e.mail.protection.outlook.com
MX Priorities
- ltultra-com0e.mail.protection.outlook.com: 10
A / AAAA Records
- 85.214.239.67 ↩ h2844394.stratoserver.net
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.stratoserver.net hostmaster.strato-rz.de 2020052087 86400 7200 604800 300
Primary NS (mname)
ns3.stratoserver.net
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020052087
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns3.stratoserver.net
ns4.stratoserver.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:109.90.101.122 ip4:212.43.70.166 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 ip4:109.90.101.122 ip4:212.43.70.166 include:spf.protection.outlook.com ~all
- AIQt1UX0qjdZIeBFjMCXpXt9uu7ntPENo2Y0urGC31fFX5l4TQgeCVBVzRZnY/MTGz8LSPFFt3c2LaI1a64SBA==
- apple-domain-verification=ueWqO9S1MFSNHYd6
- zNFZSmuzTy1HS4oaNFYzi95uJ59TeI36r1mzajcoTb
- ultra.com zNFZSmuzTy1HS4oaNFYzi95uJ59TeI36r1mzajcoTb
- swisssign-check=JPdprVAUsLYv0RbpGeHJd5UJAKs
- swisssign-check=TR9F_e6j0LkZ36QbiYb7h_SUZcc
Full email verification for lt-ultra.com
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